CN107417259B - Antibacterial and microwave-resistant ceramic and manufacturing process thereof - Google Patents
Antibacterial and microwave-resistant ceramic and manufacturing process thereof Download PDFInfo
- Publication number
- CN107417259B CN107417259B CN201710757043.8A CN201710757043A CN107417259B CN 107417259 B CN107417259 B CN 107417259B CN 201710757043 A CN201710757043 A CN 201710757043A CN 107417259 B CN107417259 B CN 107417259B
- Authority
- CN
- China
- Prior art keywords
- parts
- microwave
- antibacterial
- calcined
- resistant ceramic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/16—Lean materials, e.g. grog, quartz
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/10—Eliminating iron or lime
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/1305—Organic additives
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/131—Inorganic additives
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2092—Resistance against biological degradation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3284—Zinc oxides, zincates, cadmium oxides, cadmiates, mercury oxides, mercurates or oxide forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3409—Boron oxide, borates, boric acids, or oxide forming salts thereof, e.g. borax
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
- C04B2235/3472—Alkali metal alumino-silicates other than clay, e.g. spodumene, alkali feldspars such as albite or orthoclase, micas such as muscovite, zeolites such as natrolite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
Abstract
The invention particularly relates to an antibacterial microwave-resistant ceramic and a manufacturing process thereof, belonging to the technical field of ceramic products. The antibacterial microwave-resistant ceramic comprises the following raw materials in parts by weight: 21-27 parts of Guangxi magnesian clay, 12-18 parts of calcined quartz, 7-12 parts of aluminum borate silicate, 10-19 parts of potassium feldspar, 6-10 parts of zinc oxide, 1-4 parts of calcined talc, 0.5-1 part of dispersant, 2-4 parts of titanium dioxide and 1-5 parts of chitin. The ceramic has antibacterial effect, and has antibacterial rate of over 99% for Escherichia coli and Staphylococcus aureus; meanwhile, the product is microwave-resistant, can be used for microwave heating and does not generate harmful substances; the preparation process has the advantages that the raw materials are calcined firstly and then are calcined, so that the product quality is guaranteed, and the energy is saved and the environment is protected.
Description
Technical Field
The invention belongs to the technical field of ceramic products, and particularly relates to an antibacterial microwave-resistant ceramic and a manufacturing process thereof.
Background
The tableware is selected, and ceramic ware is various in shape, fine, smooth, bright in color and convenient to clean compared with glass or plastic ware, so that the tableware is the first choice for most families to purchase.
Since the antibacterial function is essential as tableware, the silver antibacterial ceramic and the titanium antibacterial ceramic are most commonly used in the prior art, and the silver antibacterial effect is very good, but the defects are as follows: when silver ions are applied to ceramics, if the ceramics are fired at high temperature, the color of the glaze surface can be changed, so that the glaze surface is not elegant, if the silver ion component is insufficient, the sterilization effect is not ideal, and the silver ions can volatilize during the high-temperature firing, so that the bacterium control effect is not good; the firing process of the titanium series antibacterial ceramic is difficult to control.
In addition, it is common to heat food in a microwave oven, so the ceramic used as tableware should be resistant to microwave, and it should be noted that the colored glaze on the surface of the ceramic may be a health killer. Lead, mercury, radium, cadmium and the like in the colored glaze are harmful elements for the body, and the harmful substances are prevented from being dissolved out when the colored glaze is heated by microwaves and enter the body along with food, otherwise chronic poisoning can be caused for a long time.
Therefore, the invention aims to provide the antibacterial microwave-resistant ceramic and the manufacturing process thereof, so that harmful substances cannot be dissolved out while the ceramic is subjected to microwave heating, the use safety is ensured, and the ceramic is more energy-saving and environment-friendly compared with the traditional process.
Disclosure of Invention
The invention aims to provide an antibacterial and microwave-resistant ceramic and a manufacturing process thereof for solving the defects of the prior art, wherein the ceramic has an antibacterial effect, and the antibacterial rate of the ceramic to escherichia coli and staphylococcus aureus is up to more than 98%; meanwhile, the product is microwave-resistant, can be used for microwave heating and does not generate harmful substances; the preparation process has the advantages that the raw materials are calcined firstly and then are calcined, so that the product quality is guaranteed, and the energy is saved and the environment is protected.
The technical scheme adopted by the invention is as follows:
an antibacterial and microwave-resistant ceramic comprises the following raw materials in parts by weight: 21-27 parts of Guangxi magnesian clay, 12-18 parts of calcined quartz, 7-12 parts of aluminum borate silicate, 10-19 parts of potassium feldspar, 6-10 parts of zinc oxide, 1-4 parts of calcined talc, 0.5-1 part of dispersant, 2-4 parts of titanium dioxide and 1-5 parts of chitin.
The antibacterial microwave-resistant ceramic comprises the following raw materials in parts by weight: 24 parts of Guangxi magnesia clay, 15 parts of calcined quartz, 10 parts of aluminum borate silicate, 16 parts of potassium feldspar, 8 parts of zinc oxide, 2.5 parts of calcined talc, 0.7 part of dispersant, 3 parts of titanium dioxide and 3.5 parts of chitin.
The manufacturing process of the antibacterial and microwave-resistant ceramic comprises the following steps:
1) performing deacetylation treatment on chitin;
2) proportioning according to the mass ratio, adding clear water, then putting into a ball mill for grinding, and screening by taking the fineness of slurry passing through a 800-mesh sieve as a standard;
3) carrying out magnetic separation to remove iron impurities contained in the slurry raw material;
4) carrying out filter pressing on the slurry obtained in the previous step, and then forming and loading a blank;
5) painting pigment on the surface of the blank, and applying a layer of transparent glaze outside the pigment;
6) finally, the mixture is sintered in an oxidizing flame at 1140-1250 ℃ for one time.
Further, the water content of the mud after filter pressing in the step 5) is 20% -23%.
Further, the firing temperature in the step 6) is 1190 ℃.
The invention has the beneficial effects that:
firstly, chitin is added into the ceramic formula, abundant amino groups are shown after deacetylation, the ceramic formula has the effects of resisting bacteria and purifying air, and the antibacterial rate of escherichia coli and staphylococcus aureus is up to more than 99%;
secondly, the ceramic can be used for microwave heating without cracking, and harmful substances in the colored glaze can not be dissolved out to harm health;
thirdly, the preparation process of the invention not only ensures the product quality, but also saves energy and protects environment by firstly calcining the raw materials and then calcining the raw materials, particularly removes carbonate which can be decomposed at high temperature by calcining quartz, has stable properties after calcining, and reduces the final sintering temperature by adding aluminum borate silicate in the formula, thereby saving energy and protecting environment.
Detailed Description
The present invention is described in further detail below with reference to examples, but the present invention should not be construed as being limited thereto. The raw materials used in the present invention may be commercially available unless otherwise specified.
Example 1
An antibacterial and microwave-resistant ceramic comprises the following raw materials in parts by weight: 21 parts of Guangxi magnesian clay, 12 parts of calcined quartz, 7 parts of aluminum borate silicate, 10 parts of potassium feldspar, 6 parts of zinc oxide, 1 part of calcined talc, 0.5 part of dispersant, 2 parts of titanium dioxide and 1 part of chitin.
The manufacturing process of the antibacterial and microwave-resistant ceramic comprises the following steps:
1) performing deacetylation treatment on chitin;
2) proportioning according to the mass ratio, adding clear water, then putting into a ball mill for grinding, and screening by taking the fineness of slurry passing through a 800-mesh sieve as a standard;
3) carrying out magnetic separation to remove iron impurities contained in the slurry raw material;
4) carrying out filter pressing on the slurry obtained in the previous step, wherein the water content of the slurry after filter pressing is 20%, and then forming and loading a blank;
5) painting pigment on the surface of the blank, and applying a layer of transparent glaze outside the pigment;
6) finally, the mixture is sintered in an oxidizing flame at 1140 ℃ for one time.
Example 2
An antibacterial and microwave-resistant ceramic comprises the following raw materials in parts by weight: 23 parts of Guangxi magnesia clay, 14 parts of calcined quartz, 8 parts of aluminum borate silicate, 12 parts of potassium feldspar, 7 parts of zinc oxide, 2 parts of calcined talc, 0.6 part of dispersant, 2 parts of titanium dioxide and 2 parts of chitin.
The manufacturing process of the antibacterial and microwave-resistant ceramic comprises the following steps:
1) performing deacetylation treatment on chitin;
2) proportioning according to the mass ratio, adding clear water, then putting into a ball mill for grinding, and screening by taking the fineness of slurry passing through a 800-mesh sieve as a standard;
3) carrying out magnetic separation to remove iron impurities contained in the slurry raw material;
4) carrying out filter pressing on the slurry obtained in the previous step, wherein the water content of the slurry after filter pressing is 21%, and then forming and loading a blank;
5) painting pigment on the surface of the blank, and applying a layer of transparent glaze outside the pigment;
6) finally, the mixture is sintered in an oxidizing flame at 1170 ℃.
Example 3
An antibacterial and microwave-resistant ceramic comprises the following raw materials in parts by weight: 24 parts of Guangxi magnesia clay, 15 parts of calcined quartz, 10 parts of aluminum borate silicate, 16 parts of potassium feldspar, 8 parts of zinc oxide, 2.5 parts of calcined talc, 0.7 part of dispersant, 3 parts of titanium dioxide and 3.5 parts of chitin.
The manufacturing process of the antibacterial and microwave-resistant ceramic comprises the following steps:
1) performing deacetylation treatment on chitin;
2) proportioning according to the mass ratio, adding clear water, then putting into a ball mill for grinding, and screening by taking the fineness of slurry passing through a 800-mesh sieve as a standard;
3) carrying out magnetic separation to remove iron impurities contained in the slurry raw material;
4) carrying out filter pressing on the slurry obtained in the previous step, wherein the water content of the slurry after filter pressing is 21%, and then forming and loading a blank;
5) painting pigment on the surface of the blank, and applying a layer of transparent glaze outside the pigment;
6) finally, the mixture is sintered in an oxidizing flame at 1190 ℃ for one time.
Example 4
An antibacterial and microwave-resistant ceramic comprises the following raw materials in parts by weight: 25 parts of Guangxi magnesia clay, 17 parts of calcined quartz, 11 parts of aluminum borate silicate, 18 parts of potassium feldspar, 9 parts of zinc oxide, 3 parts of calcined talc, 0.8 part of dispersing agent, 4 parts of titanium dioxide and 4 parts of chitin.
The manufacturing process of the antibacterial and microwave-resistant ceramic comprises the following steps:
1) performing deacetylation treatment on chitin;
2) proportioning according to the mass ratio, adding clear water, then putting into a ball mill for grinding, and screening by taking the fineness of slurry passing through a 800-mesh sieve as a standard;
3) carrying out magnetic separation to remove iron impurities contained in the slurry raw material;
4) carrying out filter pressing on the slurry obtained in the previous step, wherein the water content of the slurry after filter pressing is 22%, and then forming and loading a blank;
5) painting pigment on the surface of the blank, and applying a layer of transparent glaze outside the pigment;
6) finally, the mixture is sintered in an oxidizing flame at 1220 ℃ for one time.
Example 5
An antibacterial and microwave-resistant ceramic comprises the following raw materials in parts by weight: 27 parts of Guangxi magnesia clay, 18 parts of calcined quartz, 12 parts of aluminum borate silicate, 19 parts of potassium feldspar, 10 parts of zinc oxide, 4 parts of calcined talc, 1 part of dispersant, 4 parts of titanium dioxide and 5 parts of chitin.
The manufacturing process of the antibacterial and microwave-resistant ceramic comprises the following steps:
1) performing deacetylation treatment on chitin;
2) proportioning according to the mass ratio, adding clear water, then putting into a ball mill for grinding, and screening by taking the fineness of slurry passing through a 800-mesh sieve as a standard;
3) carrying out magnetic separation to remove iron impurities contained in the slurry raw material;
4) carrying out filter pressing on the slurry obtained in the previous step, wherein the water content of the slurry after filter pressing is 23%, and then forming and loading a blank;
5) painting pigment on the surface of the blank, and applying a layer of transparent glaze outside the pigment;
6) finally, the mixture is sintered once in oxidizing flame at 1250 ℃.
Comparative example 1
The rest is the same as example 3 except that no chitin as a component is added.
Comparative example 2
The rest was the same as in example 3 except that the component of aluminum silicon borate salt was not added.
Comparative example 3
The rest was the same as in example 3, except that the raw materials quartz and talc were not calcined.
Performance testing
The products obtained in examples 1 to 5 of the present invention and comparative examples 1 to 3 were subjected to the performance test, and the results are shown in the following table:
table 1 product Performance test data
In the dissolution test, the ceramic vessel is soaked in 4% acetic acid, the dissolution amount of lead is not more than 7 mg/L, and the dissolution amount of cadmium is not more than 0.5 mg/L.
As can be seen from the above table, the ceramic of the invention has antibacterial effect, and the antibacterial rate to escherichia coli and staphylococcus aureus is up to more than 99%; can be used for microwave heating without cracking, and harmful substances in the colored glaze can not be dissolved out to harm health; the preparation process of the invention firstly calcines the raw materials and then calcines the raw materials, thereby not only ensuring the product quality, but also saving energy and protecting environment.
Claims (4)
1. The antibacterial microwave-resistant ceramic is characterized by comprising the following raw materials in parts by weight: 21-27 parts of Guangxi magnesian clay, 12-18 parts of calcined quartz, 7-12 parts of aluminum borate silicate, 10-19 parts of potassium feldspar, 6-10 parts of zinc oxide, 1-4 parts of calcined talc, 0.5-1 part of dispersant, 2-4 parts of titanium dioxide and 1-5 parts of chitin;
the manufacturing process comprises the following steps:
1) performing deacetylation treatment on chitin;
2) proportioning according to the mass ratio, adding clear water, then putting into a ball mill for grinding, and screening by taking the fineness of slurry passing through a 800-mesh sieve as a standard;
3) carrying out magnetic separation to remove iron impurities contained in the slurry raw material;
4) carrying out filter pressing on the slurry obtained in the previous step, and then forming and loading a blank;
5) painting pigment on the surface of the blank, and applying a layer of transparent glaze outside the pigment;
6) finally, the mixture is sintered in an oxidizing flame at 1140-1250 ℃ for one time.
2. The antibacterial microwave-resistant ceramic according to claim 1 is characterized by comprising the following raw materials in parts by weight: 24 parts of Guangxi magnesia clay, 15 parts of calcined quartz, 10 parts of aluminum borate silicate, 16 parts of potassium feldspar, 8 parts of zinc oxide, 2.5 parts of calcined talc, 0.7 part of dispersant, 3 parts of titanium dioxide and 3.5 parts of chitin.
3. The antibacterial microwave-resistant ceramic according to claim 1, wherein the water content of the slurry subjected to filter pressing in the step 4) is 20% -23%.
4. The antimicrobial and microwave resistant ceramic of claim 1 wherein the firing temperature in step 6) is 1190 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710757043.8A CN107417259B (en) | 2017-08-29 | 2017-08-29 | Antibacterial and microwave-resistant ceramic and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710757043.8A CN107417259B (en) | 2017-08-29 | 2017-08-29 | Antibacterial and microwave-resistant ceramic and manufacturing process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107417259A CN107417259A (en) | 2017-12-01 |
| CN107417259B true CN107417259B (en) | 2021-02-23 |
Family
ID=60435184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710757043.8A Active CN107417259B (en) | 2017-08-29 | 2017-08-29 | Antibacterial and microwave-resistant ceramic and manufacturing process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107417259B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112194478B (en) * | 2020-10-14 | 2023-02-03 | 平定莹玉陶瓷有限公司 | Antibacterial magnesium porcelain |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348362A (en) * | 2008-05-30 | 2009-01-21 | 潮州市雄佳陶瓷制作有限公司 | Blank for manufacturing bakeware ceramic products, and corresponding glaze and manufactured products thereof |
| CN104291785A (en) * | 2014-08-22 | 2015-01-21 | 李金盛 | High-grade porcelain crystal magnesium jade porcelain and preparation method thereof |
| CN106316362A (en) * | 2016-08-30 | 2017-01-11 | 福建省泉州市契合工贸有限公司 | Antibacterial ceramic with sand texture and production technology of ceramic |
-
2017
- 2017-08-29 CN CN201710757043.8A patent/CN107417259B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348362A (en) * | 2008-05-30 | 2009-01-21 | 潮州市雄佳陶瓷制作有限公司 | Blank for manufacturing bakeware ceramic products, and corresponding glaze and manufactured products thereof |
| CN104291785A (en) * | 2014-08-22 | 2015-01-21 | 李金盛 | High-grade porcelain crystal magnesium jade porcelain and preparation method thereof |
| CN106316362A (en) * | 2016-08-30 | 2017-01-11 | 福建省泉州市契合工贸有限公司 | Antibacterial ceramic with sand texture and production technology of ceramic |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107417259A (en) | 2017-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103951380B (en) | High-whiteness high-transparency reinforced porcelain and its preparation method | |
| KR101873871B1 (en) | Celadon glaze composition and manufacturing method of the same | |
| CN105541288B (en) | A kind of high-performance low bulk and function far infrared radiation function heat-proof purple sand cooker and preparation method thereof | |
| CN105669035B (en) | A kind of self-cleaning antibacterial ceramic glaze and preparation method thereof | |
| CN105731799A (en) | Copper red reduction transmutation glaze, copper red reduction transmutation glaze ceramic product and preparation method thereof | |
| CN109384451B (en) | Low-temperature once-fired antibacterial domestic ceramic and preparation method thereof | |
| CN108840665A (en) | A kind of high, Gao Bai, high-strength egg-shell ceramic veneer | |
| CN108516683B (en) | Crystal glazed tile capable of continuously generating negative ions and preparation method thereof | |
| CN109384452A (en) | A kind of self-cleaning antimicrobial ceramic ware for daily use and its preparation process | |
| CN110256062B (en) | Medium-temperature daily double-sided crack glaze ceramic and preparation method thereof | |
| CN107417259B (en) | Antibacterial and microwave-resistant ceramic and manufacturing process thereof | |
| CN105439532B (en) | A kind of high-performance pottery and preparation method thereof | |
| CN108715539B (en) | Brown glaze heat-resistant ceramic pot and preparation method thereof | |
| CN112592060B (en) | Antibacterial ceramic tile and preparation method thereof | |
| CN108530022A (en) | Available white jade ceramic whiteware of open fire and preparation method thereof | |
| KR100830395B1 (en) | White Porcelain Composition with Good Heat Resistance | |
| KR20220101582A (en) | Antibacterial glaze composition, antibacterial glaze manufacturing method containing the same, antibacterial ceramic manufacturing method using the same, and antibacterial ceramic manufactured using the same | |
| CN115536271A (en) | Copper red glaze ceramic and preparation method thereof | |
| KR101994246B1 (en) | Antibacterial-glaze which having transparent and milky white color and manufacturing ceramics using the same | |
| CN108821590A (en) | The unleaded metal glaze of Gold production and its preparation process | |
| CN105036804A (en) | Health-preserving antimicrobial ceramic glaze | |
| CN109704578B (en) | Antibacterial ceramic glaze with clear glaze surface and preparation method thereof | |
| KR20070024444A (en) | White porcelain glaze composition with good heat resistance | |
| EP1306355A1 (en) | Formulation and method for achieving metallic effects in ceramic tiles and the applications thereof | |
| CN110342901B (en) | Preparation process of underglaze daily-use porcelain |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |